Re: [Elecraft] K3 0n motorboat

On 6/9/2020 8:37 PM, Frank C Richards wrote: I also agree that all structures should be bonded to the counterpoise system. Some of the boat builders(Hatteras ,Bertram .etc) would put copper screen into the fiberglass layups of the flying bridge decks and roofs with a stud connected to it so that

Re: [Elecraft] K3 on motorboat.

On 6/9/2020 3:54 PM, Barry wrote: EE is an art and not science That is NOT even slightly true. ART did not put us on the moon or build the Mars rovers. Engineering is the thoughtful application of scientific principles and knowledge to solve practical problems. Without science as a base, it'

Re: [Elecraft] K3 on motorboat.

BS alert! Their slogan should be: "If you can afford it, you can violate the laws of physics." No, you can't. 73, Victor, 4X6GP Rehovot, Israel Formerly K2VCO CWops no. 5 http://www.qsl.net/k2vco/ . On 10/06/2020 2:27, Michael Chowning wrote: Aesthetics, yes. Cost? Gulp! https://advancedhf

Re: [Elecraft] K3 0n motorboat

again, check with the wife. Sent from my iPad > On Jun 9, 2020, at 11:39 PM, Frank C Richards wrote: > > I used the wrong terminology when I was speaking about antenna system > grounding on a boat. What I actually meant was a counterpoise system. > I agree that a vertical dipole works well but

[Elecraft] K3 0n motorboat

I used the wrong terminology when I was speaking about antenna system grounding on a boat. What I actually meant was a counterpoise system. I agree that a vertical dipole works well but would be difficult to install permanently on a small boat. A vertical is most often used with a tuner. There are

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

If yuh ou use a TRS plug, don’t use the “ring” for anything. Extending the pin 1 wire out of the connector and connecting to the radio “Ground” lug is also tecvonended in some circles. Sent from my iPhone ...nr4c. bill > On Jun 9, 2020, at 4:51 PM, Tony wrote: > > All: > > I have a follo

Re: [Elecraft] zero-beating a KX1

Sorry, but I did not look at your link until after I sent my response. While that DIP version may work in a K2, I doubt that it can be squeezed into a KX1. 73, Don W3FPR -- Scott, From what source?  The

Re: [Elecraft] zero-beating a KX1

Scott, From what source?  The latest was that WA3AAL is also SK. 73, Don W3FPR On 6/9/2020 9:38 PM, SCOTT MCDONALD wrote: http://www.wb9kzy.com/gzb.htm This Zerobeat kit looks like it’s still available, might be worth a look.  If anyone does please report back, I’m still banging away on my

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

Joe, I did not say anything to the contrary. The 'dongle' that I was referring to is the connection to pin 1 which should be connected to the outside of the K3/K3S enclosure. 73, Don W3FPR On 6/9/2020 9:13 PM, Joe Subich, W4TV wrote: On 2020-06-09 8:14 PM, Don Wilhelm wrote: So --- make

Re: [Elecraft] zero-beating a KX1

http://www.wb9kzy.com/gzb.htm This Zerobeat kit looks like it’s still available, might be worth a look. If anyone does please report back, I’m still banging away on my KX1 as well Scott ka9p Make something good happen! > On Jun 9, 2020, at 4:30 PM, Don Wilhelm wrote: > > Tom Hammond N0SS's

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

On 2020-06-09 8:14 PM, Don Wilhelm wrote: So --- make an adapter so that pins 2 and 3 are connected to the tip and ring of the mic jack, No, no, no! The ring of the K3/K3S rear panel mic jack *IS FLOATING*. Pins 2 and 3 of the XLR *MUST BE* connected to tip and *SLEEVE*. 73, ... Joe, W4TV

Re: [Elecraft] K3/100 suddenly shut down on FT8 TX

I have not completely followed this thread, but have you tried using a dummy load to see if the problem still happens? If it does, can you try a different coax between the K3 and the dummy load? 73, Jim / W6JHB > On Jun 9, 2020, at 3:15 PM, Yoshida Akira wrote: > > Hi all > > Thanks for more

Re: [Elecraft] K3 on motorboat.

“Performs Better Than Most 80 FT Antennas.“ The 600W model is almost $10,000. That’s ridiculous. And offensive. How often is a sucker born? I hope not *this* often. 73, Josh W6XU Sent from my mobile device >> On Jun 9, 2020, at 4:27 PM, Michael Chowning >> wrote: > Aesthetics, yes. Cost?

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

So --- make an adapter so that pins 2 and 3 are connected to the tip and ring of the mic jack, then add a one wire 'dongle' exiting from the XLR plug that is connected to XLR pin 1. Connect that wire to a screw on the chassis of the K3/K3S/KX2/KX3. Noise, hum and buzz are then conducted from

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

Correcting *ALL* the typos So which is correct? They are electrically equivalent. Pin 2 of the XLR connection is Mic+ Pin 3 of the XLR connection is Mic- Pin 1 of the XLR connection is the cable shield (ground). Mic audio is present between pins 2 and 3. Pin 1 is nothing more than

Re: [Elecraft] K3 on motorboat.

Hmmm ... "Isotropic spherical?"  "Proven to broadcast over 4,000 miles with 1 watt?"  Actually, it looks like one of the driven elements of the Russian Duga ["Woodpecker"] antenna.  $6K+ seems a little steep. 73, Fred ["Skip"] K6DGW Sparks NV DM09dn Washoe County On 6/9/2020 4:27 PM, Michael C

Re: [Elecraft] K3 on motorboat.

Aesthetics, yes. Cost? Gulp! https://advancedhfsolutions.com/ Mike, N8TTR > On Jun 9, 2020, at 6:32 PM, W2xj wrote: > > aesthetics? > > Sent from my iPad > >> On Jun 9, 2020, at 6:14 PM, Barry wrote: >> >> Full size verticals are hard to do on small

[Elecraft] K3 Macros

Dick Dievendorff put me onto the fix for my Macro Key assignment. All is good! Thanks Dick. Larry, KN8N __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:

Re: [Elecraft] OT Bluetooth Serial adapters

Thanks for the comments. Yes, I am confused as the the advertised capabilities of the various models of adapters and tablets. Presently I use a Garmin nuvie 350 but would like to move to a larger display. What I have works and that alone may be sufficient. Some times the mind wanders into t

Re: [Elecraft] K3 on motorboat.

First, electrical engineering is not a science, it's an art as compromises must be made. Fresh water is a terrible ground, so using a ground independent antenna is a compromise. Yes, a 1/4 wave antenna over ground will not be great for DX, but does allowm entering the 40 meter nets. Having said

Re: [Elecraft] K3 on motorboat.

check with his wife. Sent from my iPad > On Jun 9, 2020, at 6:44 PM, Barry wrote: > > This will look like the 23' HF whip used by boaters and the wire can be > barely seen. I can't see how this would look much worse than what boaters > already do for HF except this will be ground independen

Re: [Elecraft] K3 on motorboat.

This will look like the 23' HF whip used by boaters and the wire can be barely seen. I can't see how this would look much worse than what boaters already do for HF except this will be ground independent. -- Original Message -- From: "W2xj" To: "Barry" Cc: "Robert Sands" ; "Frank C Ric

Re: [Elecraft] K3 on motorboat.

aesthetics? Sent from my iPad > On Jun 9, 2020, at 6:14 PM, Barry wrote: > > Full size verticals are hard to do on small power boats. And elevated > grounds are also hard. Water grounds are usually the most practical, but > fresh water is not great. I counsel inverted Vs as they are ground

Re: [Elecraft] K3 on motorboat.

On 6/9/2020 3:13 PM, Barry wrote: I counsel inverted Vs as they are ground independent. Not really -- the earth in the near field is lossy (including fresh water) and in the reflection from earth in the far field combines with the direct signal to produce the vertical pattern. Almost any hori

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

Correcting Joe's typo, Mic audio is present between pins 2 and 3, NOT between 2 and 1. 73, Jim K9YC On 6/9/2020 2:54 PM, Joe Subich, W4TV wrote: > So which is correct? They are electrically equivalent. Pin 2 of the XLR connection is Mic+ Pin 3 of the XLR connection is Mic- Pin 1 of the XLR

Re: [Elecraft] K3/100 suddenly shut down on FT8 TX

Hi all Thanks for more suggestions, however I am not happy. I noticed this a several times yesterday when transmitting FT8 with 50W. I checked DX cable and connectors. It looks OK. I look at voltage, current and PA Temp with internal meter. I do not notice any significant jump just before shut

Re: [Elecraft] K3 on motorboat.

Full size verticals are hard to do on small power boats. And elevated grounds are also hard. Water grounds are usually the most practical, but fresh water is not great. I counsel inverted Vs as they are ground independent. On power boats that too is a tough trick, but it can be done, depending

Re: [Elecraft] KAT500 Remote software and KPA500 remote software

"P can be sent with the Utility "command tester" or press "ON" on the utility "Operate" page. BTW - My first reply overlapped with Jack's. In case of conflict believe him not me. Andy, k3wyc __ Elecraft mailing list Home: http://mai

Re: [Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

> So which is correct? They are electrically equivalent. Pin 2 of the XLR connection is Mic+ Pin 3 of the XLR connection is Mic- Pin 1 of the XLR connection is the cable shield (ground). Mic audio is present between pins 2 and 1. Pin 1 is nothing more than a shield and should be independentl

[Elecraft] KAT500 Remote software and KPA500 remote software

"But keep in mind that the KPA Utility will not connect to the KPA500 unless the amp is first powered on" That may be a bit misleading. Depends on what you mean by "powered on". I consider the KPA500 to have 4 states: Not powered Powered but off STBY OPER The utility can be connected to KPA

Re: [Elecraft] KAT500 Remote software and KPA500 remote software

Are you referring to front or rear panel power? The K3 Utility can certainly power on a KPA500 if the rear panel switch is on. If that switch is off, it must be turned on before the front panel switch (or remote power-on) works. Now if you have a big relay in the power line to the KPA, it needs

Re: [Elecraft] zero-beating a KX1

If getting to exactly the sidetone frequency works, an instrument tuner box (or app) might do the job. I don’t know enough to recommend one, but I see some devices for $30 or less and some apps ranging from free to a few dollars. wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.or

Re: [Elecraft] zero-beating a KX1

Tom Hammond N0SS's (SK) website is mostly intact thanks to the Mid Missouri Amateur Radio Club. It is a valuable resource. You can find the files for the K1 and KX1 CW Tuning Indicator (SMD version) at http://www.mmccs.com/mmarc/n0ss/index_k1.html. If you have capability to etch your own boa

[Elecraft] K3 Macro Questions

I'm missing something Here are my two macros MN053,DN;DN;MN255: MN053;UP;UP;MN255; One brings the audio from the front microphone jack and the other brings the audio from Line In in the back for FT8. If I run the macro editor manually, the macros work. If I execute them from the PF1 and P

Re: [Elecraft] K3 working on motorboats - possible

Peter - Having had many years' experience in both boating and mobile operation, my choice would depend on where the antenna will be mounted and how fast your boat is. My last boat, a 32' Sea Ray cruiser, had a Radar Arch. Of course it was all fiberglass, but it was possible to get inside an

Re: [Elecraft] K3 working on motorboats - possible

An inexpensive antenna to try is MFJ-2240 Mini-Dipole for 40 meters for $70. It is made with two hamsticks and appropriate mount that mounts the two whips butt to butt with coax connection. There is also models for other bands. https://mfjenterprises.com/products/mfj-2240 Mount as high as p

Re: [Elecraft] CW rise time setting

I used: 1/(1+exp(-x)) where x = the pulse train. I then modulated a 7 MHz carrier with the result (although the results don't care what the RF frequency is, of course). Al  W6LX >>>Which sigmoid function did you model, Al? __ Elecra

[Elecraft] Balanced Mic to Unbalanced Connection Follow Up Question

All: I have a follow-up question regarding balanced mics and unbalanced connections. I'm about to connect a balanced dynamic microphone (Heil PR-781) to the rear mic input on my K3S which has a 1/8" unbalanced mono connection. One recommendation was to connect XLR pin #2 mic (+) to the tip o

Re: [Elecraft] K3 working on motorboats - possible

On 6/9/2020 1:21 PM, g...@gmx.net wrote: anywhere then you either need a long vertical plus good ground as mentioned already WRONG. An end-fed wire needs a COUNTERPOISE, not a connection to mother earth. A counterpoise is a low resistance conductor that provides a return for the current and t

Re: [Elecraft] KAT500 Remote software and KPA500 remote software

If you're running Windows, yes I know how to do that. But keep in mind that the KPA Utility will not connect to the KPA500 unless the amp is first powered on. To have the programs start on boot, just drag them into the Windows "Startup" folder (I am on Windows 7). In Windows 10, search "Sta

Re: [Elecraft] K3 working on motorboats - possible

Hi Gernot! You pointed the problem out! I have done really a lot of QRP work (DXCC, all continents) landside and of course I will start with low power on board. Many thanks for your advice to the "Rothhammel". I did not know, that marine antennas are a theme there, but I will have a look into f

Re: [Elecraft] K3 working on motorboats - possible

No chance hihihihihi :-) -Ursprüngliche Nachricht- Von: W2xj [mailto:w...@w2xj.net] Gesendet: Dienstag, 9. Juni 2020 22:18 An: Peter Kaletsch Cc: elecraft@mailman.qth.net Betreff: Re: [Elecraft] K3 working on motorboats - possible marry a ham! :-) Sent from my iPad > On Jun 9, 2020, at

Re: [Elecraft] K3 working on motorboats - possible

Hello Peter, I think it depends on your willingnes to sacrify the shape of your boat. If you want to get heard anywhere then you either need a long vertical plus good ground as mentioned already, or a dipole as high above sea level as possible. The dipole may be sloped but either the feedpoint

Re: [Elecraft] K3 working on motorboats - possible

marry a ham! :-) Sent from my iPad > On Jun 9, 2020, at 3:54 PM, Peter Kaletsch wrote: > > I agree, but I think that's a common issue for married hams! Happy wife, > happy live :-) > > 73, Peter > > -Ursprüngliche Nachricht- > Von: W2xj [mailto:w...@w2xj.net] > Gesendet: Dienstag, 9

Re: [Elecraft] K3 working on motorboats - possible

I agree, but I think that's a common issue for married hams! Happy wife, happy live :-) 73, Peter -Ursprüngliche Nachricht- Von: W2xj [mailto:w...@w2xj.net] Gesendet: Dienstag, 9. Juni 2020 18:34 An: Peter Kaletsch Cc: elecraft@mailman.qth.net Betreff: Re: [Elecraft] K3 working on motor

Re: [Elecraft] CW rise time setting

On 6/9/2020 11:07 AM, Al Lorona wrote: The reduction in the sideband levels (what some folks here called 'clicks'... not sure that's a good name for this) varies depending on where you measure it, but in general the sidebands will drop anywhere from 0 to 12 dB-- sometimes less, sometimes more-

Re: [Elecraft] K3 on motorboat.

i think there is an esthetic problem that is more important. Sent from my iPad > On Jun 9, 2020, at 3:24 PM, Robert Sands wrote: > > Verticals require more attention to ground but the goal should be to > increase the antenna current, thus increasing radiated signal. ground into > water seems l

Re: [Elecraft] K3 on motorboat.

Verticals require more attention to ground but the goal should be to increase the antenna current, thus increasing radiated signal. ground into water seems like a waste but has DC grounding value. I use hung vertical dipoles (20 and 15) with no need for ground and they work amazingly well. I have t

Re: [Elecraft] CW rise time setting

Which sigmoid function did you model, Al? 73, Fred ["Skip"] K6DGW Sparks NV DM09dn Washoe County On 6/9/2020 11:07 AM, Al Lorona wrote: I used to think that the rise and fall times of the CW pulse didn't really matter much to the sideband levels; I believed that it was more a function of the

[Elecraft] KAT500 Remote software and KPA500 remote software

Can these remote software's be in host mode on startup?  I run a remote and would like to have them connect to the hardware and be in host mode on boot of the computer.  Right now I just log on remotely and start each one as needed. Thanks, Gordon - N1MGO

Re: [Elecraft] CW rise time setting

I used to think that the rise and fall times of the CW pulse didn't really matter much to the sideband levels; I believed that it was more a function of the waveshaping, especially at the corners of the pulse. But I just ran a quick simulation of a pulse train going through both a raised cosine

[Elecraft] Elecraft W2 For Sale (Sold Pending receipt of funds)

Many thanks for your interest. -- 73, Charles N2SO __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://

Re: [Elecraft] K3 working on motorboats - possible

i think your engineering challenge is primarily balancing esthetics against performance. Sent from my iPad > On Jun 9, 2020, at 6:52 AM, Peter Kaletsch wrote: > > Hi folks, > > Thanks a lot for all answers and information! Some I still have to read more > accurate ana translate some special

Re: [Elecraft] K3/100 suddenly shut down on FT8 TX

I have seen this problem with my K3 when the voltage drops suddenly and the radio just shuts down. Check the voltage while sending using the internal volt meter in the radio and see whether the voltage significantly drops during transmit. Gwen's idea of too much heat may also be correct, but I

[Elecraft] New Elecraft Nets

I thought I had posted information on all the Elecraft Nets including the NEW 80 Meter Net to the list. I have not seen it Just seeing if this gets thru Paul KB9AVO __ We have various ones ... stretch and meet others. Propagation means it all changes..

[Elecraft] K3 on motorboat.

Having been in the marine electronics business I was able to successfully install many HF radios on boats from large steel commercial fishing boats to a small 28 ft fiberglass fishing boat and sailboats. Anything metal , engine, fuel tanks,rudder posts,thru hulls, morse control cables,intercooler

Re: [Elecraft] Two instances of WSJT on K3s with SubRX?

Jim, I do this for several years now in order to have full Xpol diversity capability on my 144 MHz EME system. I'm listening and decoding Hpol with one instance and Vpol with the second WSJT instance just by selecting right and left channel for each. Make sure to have both WSJT-X instances ru

Re: [Elecraft] Two instances of WSJT on K3s with SubRX?

Thanks! I'll keep playing around. jim ab3cv On Tue, Jun 9, 2020 at 3:09 AM hdv wrote: > Hi Jim, > > Yes, I am using this set-up, using the USB audio connection. Works great. > > Just select right or left channel microphone audio in the Audio set-up of > each instance of WSJT. > > It could be t

Re: [Elecraft] K3 working on motorboats - possible

Hi folks, Thanks a lot for all answers and information! Some I still have to read more accurate ana translate some special parts, because, as you can obviously read from my post, my English is horrible. I tend - and of course my wife does - to have a fixed installation. So extendable fiberglas

[Elecraft] W-2 Wattmeter for Sale

I have a W-2 that needs a new home. Includes 1 2K power sensor, PC Cable with RS232 connector and power cable with Anderson power poles. Price $195 includes CONUS postage. Paypal OK. -- 73, Charles N2SO __ Elecraft mailing list Home: htt

Re: [Elecraft] Using P3 Remotely

Wayne did this at Visalia but I've forgotten how he did it. I recall he used a little laptop. David G3UNA/G6CP > On 09 June 2020 at 04:20 Ken Widelitz wrote: > > > Is anyone using a P3 remotely? If so, how? What is the bandwidth required? > > 73, Ken, K6LA / VY2TT > ___

Re: [Elecraft] Two instances of WSJT on K3s with SubRX?

Hi Jim,Yes, I am using this set-up, using the USB audio connection. Works great.Just select right or left channel microphone audio in the Audio set-up of each instance of WSJT.It could be that you also need to set stereo in Windows 10. Go to the advanced microphone audio settings and select ster